Food service tray



FIG. 1 is a top plan view of a food service tray showing our new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 3 is a sectional view thereof taken on line 3--3 of FIG. 1;

FIG. 4 is a left side elevational view thereof; and

FIG. 5 is a right side elevational view thereof.

The bottom of the design is flat and unornamented. 

The ornamental design for a food service tray, as shown and described. 